The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 14, 2006
Filed:
Aug. 20, 2003
Applicants:
Donald W. Dine, Rochester Hills, MI (US);
Craig A. Campbell, West Bloomfield, MI (US);
Inventors:
Donald W. Dine, Rochester Hills, MI (US);
Craig A. Campbell, West Bloomfield, MI (US);
Assignee:
GKN Driveline North America, Inc., Auburn Hills, MI (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
F16C 3/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A propeller shaft assembly includes a thin-walled tubular member, a connecting member fixed to each end of the tubular member, and a support member fixed within the tubular member. The support member includes a foamed plastic impregnated with a high modulus resin or cement extending a first length (L) within the tubular member and engaging an interior surface of the tubular member to increase the bending frequency of the propeller shaft assembly.